According to survey done by this company called the Jenkins Group, 81 percent of Americans believe they have book in them. SIx million people hhave a manuscript, The percentage of the types of books people felt they could write:

28% Self-help/do-it-yorself

27% general nonfiction (history biography)

27% fiction

20% other type of book (cookbook, photo books, etc.)

Juts found the stats interesting for any writers out there.